• Travis J. Lange, 22, 332 Kenneth Drive, St. Henry, trafficking in marijuana, trafficking in cocaine and trafficking in marijuana within the vicinity of the school, fourth- and fifth-degree felonies.

Lange also was charged with carrying a concealed weapon, a misdemeanor, after authorities reportedly found a large knife concealed in his 1998 Chevrolet S-10 pickup truck. Authorities also seized the truck, which was allegedly used in the November drug offenses.

• Michael N. Mock, 26, 315 Forest St., Celina, one count of trafficking in marijuana, a fifth-degree felony, stemming from an October incident.

• John M. "Mike" Temple, 41, 812 Pro Drive, Celina, three counts of trafficking in marijuana in the vicinity of a school, all fourth-degree felonies. The offenses occurred between Oct. 22 and Dec. 1 of last year.

• Matthew H. Toler, 19, 218 Godfrey St., Celina, three counts of trafficking in marijuana, all fifth-degree felonies. The offenses occurred between Oct. 13 and 19. He additionally faces a misdemeanor charge of possessing drug paraphernalia when taken into custody.

They are expected to make initial appearances in Mercer County Common Pleas Court later this week.

More arrests could be forthcoming, Sheriff Jeff Grey told The Daily Standard.